Finding the Fourth Proportional to 567,103.36, 850,771.68 and 389,693.92
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Solution
The fourth proportional to 567,103.36, 850,771.68 and 389,693.92 is: 584,621.03
Step by Step Solution
- Step 1: Write the proportion equation
567,103.36 : 850,771.68 = 389,693.92 : x - Step 2: Convert to fraction form
567,103.36/850,771.68 = 389,693.92/x - Step 3: Cross multiply
567,103.36x = 850,771.68 × 389,693.92 - Step 4: Simplify right side
567,103.36x = 331,540,551,004.19 - Step 5: Solve for x
x = 331,540,551,004.19/567,103.36 - Step 6: Final answer
x = 584,621.03
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.